metasomatizev.

Brit.

/ˌmɛtəˈsəʊmətʌɪz/, U.S.

/ˌmɛdəˈsoʊməˌtaɪz/

Origin: Formed within English, by derivation. Etymons: metasomatism n., -ize suffix.

Etymology: < metasomat- (in metasomatism n.) + -ize suffix.

Geology.

transitive. To alter (a rock, mineral, etc.) by metasomatic processes.

ΘΚΠ

the world > the earth > structure of the earth > formation of features > metamorphism > [verb (transitive)] > metasomatism

metasomatize1942

1942 Mineral. Abstr. 8 242 Xenoliths of siltstone or sandstone country-rock are metasomatized to granophyre.

1988 Nature 1 Dec. 459/1 Here we show that such melts will alter the chemical composition of (‘metasomatize’) the mantle through which they pass.

1993 Science 9 July 173/3 The Loihi-Kilauea neon trend suggests that subducted IDP[= interplanetary dust particle]-rich sediments, or fluids therefrom, may be mixing with, or metasomatizing, depleted peridotite.

Derivatives

metaˈsomatized adj.

ΘΚΠ

the world > the earth > structure of the earth > formation of features > metamorphism > [adjective] > metasomatism

metasomatic1878

metasomatized1955

1955 Mineral. Mag. 30 681 The carbonatite contains abundant fragments of fine-grained phlogopite-rock, which can be shown to represent metasomatized fragments of brecciated gneiss.

1999 Jrnl. Geol. (Chicago) 107 416/2 The adiabatic decompression of a metasomatized periodotite would easily bring it across the solidus.

metaˈsomatizing adj.

ΚΠ

1943 Amer. Jrnl. Sci. 243 a. 313 From the metasomatizing mafurite magma K₂O, cafemic oxides, TiO₂, H₂O, and CO₂ were carried idfferentially into the granite.

1990 Jrnl. Petrol. 31 598 Most interpretations of metasomatized ultramafic xenoliths have called upon distinct metasomatizing agents or/and distinct P-T conditions to account for the differences between these two types of peridotites.

This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).

单词	metasomatize
释义	metasomatizev. Brit. /ˌmɛtəˈsəʊmətʌɪz/, U.S. /ˌmɛdəˈsoʊməˌtaɪz/ Origin: Formed within English, by derivation. Etymons: metasomatism n., -ize suffix. Etymology: < metasomat- (in metasomatism n.) + -ize suffix. Geology. transitive. To alter (a rock, mineral, etc.) by metasomatic processes. ΘΚΠ the world > the earth > structure of the earth > formation of features > metamorphism > [verb (transitive)] > metasomatism metasomatize1942 1942 Mineral. Abstr. 8 242 Xenoliths of siltstone or sandstone country-rock are metasomatized to granophyre. 1988 Nature 1 Dec. 459/1 Here we show that such melts will alter the chemical composition of (‘metasomatize’) the mantle through which they pass. 1993 Science 9 July 173/3 The Loihi-Kilauea neon trend suggests that subducted IDP[= interplanetary dust particle]-rich sediments, or fluids therefrom, may be mixing with, or metasomatizing, depleted peridotite. Derivatives metaˈsomatized adj. ΘΚΠ the world > the earth > structure of the earth > formation of features > metamorphism > [adjective] > metasomatism metasomatic1878 metasomatized1955 1955 Mineral. Mag. 30 681 The carbonatite contains abundant fragments of fine-grained phlogopite-rock, which can be shown to represent metasomatized fragments of brecciated gneiss. 1999 Jrnl. Geol. (Chicago) 107 416/2 The adiabatic decompression of a metasomatized periodotite would easily bring it across the solidus. metaˈsomatizing adj. ΚΠ 1943 Amer. Jrnl. Sci. 243 a. 313 From the metasomatizing mafurite magma K₂O, cafemic oxides, TiO₂, H₂O, and CO₂ were carried idfferentially into the granite. 1990 Jrnl. Petrol. 31 598 Most interpretations of metasomatized ultramafic xenoliths have called upon distinct metasomatizing agents or/and distinct P-T conditions to account for the differences between these two types of peridotites. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < v.1942
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